NYC-WTC_000229400

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name; NYC BOE VQiaroe (liters): 1832 Lab Group #: 8204 Filter Type / Filter Area: MCE 385 mm^ Lab Sample #: 6 Grid Opening Size; 0.01! 24 Client Sample #: 08 Area Examined: 0.04496 ram^ GRID BOX: Magnification: 20 000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 6/26/02 Analysis Performed By; ^2/

ROMAN PEYSAKHOV

GO. Structure Structure Type LengBi ID of Stnjctura N or v EOS (Nonadb No F B C M >=05 p :>=5p Chrys Amphibole Nonasb Arrttg/ND A No Coord <5m Elements)

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Struct = > O.Sfi .>5:1 Aspect Ratio Graf acceptance: Positive diffraction pattern properties conforming to <50% undissotved fiRer, overtapped or folded Totals laboratory Identification criteria observed <10% particu^ts coverage >50% coverage ate least 20 unfolded or overtapped grid squares <5% F B C M >5p V= EOS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chiysotile fAMPHIBOLES Amphibole F = Single Fiber j Amosite B - Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections! Anthophyllite Non-Asbestos Tremolite M = Matrix Actinolite Non-Identified NSD = No Stfuaufgs Detected

CITY_2IMCl00_000492109 NYC-WTC_000229400